-
McJunkin, M.C.: Precision and recall in title keyword searching (1995)
0.19
0.19246683 = sum of:
0.19246683 = product of:
0.6873815 = sum of:
0.051117744 = weight(abstract_txt:improving in 3351) [ClassicSimilarity], result of:
0.051117744 = score(doc=3351,freq=1.0), product of:
0.11082675 = queryWeight, product of:
1.0274316 = boost
5.9038734 = idf(docFreq=327, maxDocs=44218)
0.018270677 = queryNorm
0.4612401 = fieldWeight in 3351, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.9038734 = idf(docFreq=327, maxDocs=44218)
0.078125 = fieldNorm(doc=3351)
0.020981416 = weight(abstract_txt:results in 3351) [ClassicSimilarity], result of:
0.020981416 = score(doc=3351,freq=1.0), product of:
0.07711934 = queryWeight, product of:
1.2120688 = boost
3.482422 = idf(docFreq=3693, maxDocs=44218)
0.018270677 = queryNorm
0.27206424 = fieldWeight in 3351, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.482422 = idf(docFreq=3693, maxDocs=44218)
0.078125 = fieldNorm(doc=3351)
0.029598003 = weight(abstract_txt:systems in 3351) [ClassicSimilarity], result of:
0.029598003 = score(doc=3351,freq=1.0), product of:
0.11103985 = queryWeight, product of:
1.7812737 = boost
3.4118783 = idf(docFreq=3963, maxDocs=44218)
0.018270677 = queryNorm
0.26655298 = fieldWeight in 3351, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.4118783 = idf(docFreq=3963, maxDocs=44218)
0.078125 = fieldNorm(doc=3351)
0.09312783 = weight(abstract_txt:titles in 3351) [ClassicSimilarity], result of:
0.09312783 = score(doc=3351,freq=1.0), product of:
0.20828587 = queryWeight, product of:
1.9919366 = boost
5.723078 = idf(docFreq=392, maxDocs=44218)
0.018270677 = queryNorm
0.44711545 = fieldWeight in 3351, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.723078 = idf(docFreq=392, maxDocs=44218)
0.078125 = fieldNorm(doc=3351)
0.20824015 = weight(abstract_txt:title in 3351) [ClassicSimilarity], result of:
0.20824015 = score(doc=3351,freq=5.0), product of:
0.20828587 = queryWeight, product of:
1.9919366 = boost
5.723078 = idf(docFreq=392, maxDocs=44218)
0.018270677 = queryNorm
0.99978054 = fieldWeight in 3351, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
5.723078 = idf(docFreq=392, maxDocs=44218)
0.078125 = fieldNorm(doc=3351)
0.10933054 = weight(abstract_txt:keyword in 3351) [ClassicSimilarity], result of:
0.10933054 = score(doc=3351,freq=1.0), product of:
0.23179345 = queryWeight, product of:
2.1013393 = boost
6.037405 = idf(docFreq=286, maxDocs=44218)
0.018270677 = queryNorm
0.47167227 = fieldWeight in 3351, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.037405 = idf(docFreq=286, maxDocs=44218)
0.078125 = fieldNorm(doc=3351)
0.17498581 = weight(abstract_txt:equivalent in 3351) [ClassicSimilarity], result of:
0.17498581 = score(doc=3351,freq=1.0), product of:
0.31715778 = queryWeight, product of:
2.458008 = boost
7.062158 = idf(docFreq=102, maxDocs=44218)
0.018270677 = queryNorm
0.5517311 = fieldWeight in 3351, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
7.062158 = idf(docFreq=102, maxDocs=44218)
0.078125 = fieldNorm(doc=3351)
0.28 = coord(7/25)
-
Luhn, H.P.: Keyword-in-context index for technical literature (1985)
0.15
0.15205732 = sum of:
0.15205732 = product of:
0.42238143 = sum of:
0.048574634 = weight(abstract_txt:character in 3638) [ClassicSimilarity], result of:
0.048574634 = score(doc=3638,freq=2.0), product of:
0.13496251 = queryWeight, product of:
1.1338019 = boost
6.515104 = idf(docFreq=177, maxDocs=44218)
0.018270677 = queryNorm
0.35991204 = fieldWeight in 3638, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.515104 = idf(docFreq=177, maxDocs=44218)
0.0390625 = fieldNorm(doc=3638)
0.020850055 = weight(abstract_txt:retrieval in 3638) [ClassicSimilarity], result of:
0.020850055 = score(doc=3638,freq=4.0), product of:
0.07679713 = queryWeight, product of:
1.209534 = boost
3.4751394 = idf(docFreq=3720, maxDocs=44218)
0.018270677 = queryNorm
0.27149525 = fieldWeight in 3638, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.4751394 = idf(docFreq=3720, maxDocs=44218)
0.0390625 = fieldNorm(doc=3638)
0.09458438 = weight(abstract_txt:eighty in 3638) [ClassicSimilarity], result of:
0.09458438 = score(doc=3638,freq=1.0), product of:
0.26515293 = queryWeight, product of:
1.589201 = boost
9.131938 = idf(docFreq=12, maxDocs=44218)
0.018270677 = queryNorm
0.35671633 = fieldWeight in 3638, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.131938 = idf(docFreq=12, maxDocs=44218)
0.0390625 = fieldNorm(doc=3638)
0.029611375 = weight(abstract_txt:very in 3638) [ClassicSimilarity], result of:
0.029611375 = score(doc=3638,freq=1.0), product of:
0.15402783 = queryWeight, product of:
1.7129521 = boost
4.921521 = idf(docFreq=875, maxDocs=44218)
0.018270677 = queryNorm
0.19224691 = fieldWeight in 3638, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.921521 = idf(docFreq=875, maxDocs=44218)
0.0390625 = fieldNorm(doc=3638)
0.02092895 = weight(abstract_txt:systems in 3638) [ClassicSimilarity], result of:
0.02092895 = score(doc=3638,freq=2.0), product of:
0.11103985 = queryWeight, product of:
1.7812737 = boost
3.4118783 = idf(docFreq=3963, maxDocs=44218)
0.018270677 = queryNorm
0.18848144 = fieldWeight in 3638, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4118783 = idf(docFreq=3963, maxDocs=44218)
0.0390625 = fieldNorm(doc=3638)
0.025951777 = weight(abstract_txt:different in 3638) [ClassicSimilarity], result of:
0.025951777 = score(doc=3638,freq=2.0), product of:
0.12816182 = queryWeight, product of:
1.9136856 = boost
3.6655018 = idf(docFreq=3075, maxDocs=44218)
0.018270677 = queryNorm
0.20249227 = fieldWeight in 3638, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.6655018 = idf(docFreq=3075, maxDocs=44218)
0.0390625 = fieldNorm(doc=3638)
0.046563916 = weight(abstract_txt:titles in 3638) [ClassicSimilarity], result of:
0.046563916 = score(doc=3638,freq=1.0), product of:
0.20828587 = queryWeight, product of:
1.9919366 = boost
5.723078 = idf(docFreq=392, maxDocs=44218)
0.018270677 = queryNorm
0.22355773 = fieldWeight in 3638, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.723078 = idf(docFreq=392, maxDocs=44218)
0.0390625 = fieldNorm(doc=3638)
0.08065107 = weight(abstract_txt:title in 3638) [ClassicSimilarity], result of:
0.08065107 = score(doc=3638,freq=3.0), product of:
0.20828587 = queryWeight, product of:
1.9919366 = boost
5.723078 = idf(docFreq=392, maxDocs=44218)
0.018270677 = queryNorm
0.38721335 = fieldWeight in 3638, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
5.723078 = idf(docFreq=392, maxDocs=44218)
0.0390625 = fieldNorm(doc=3638)
0.05466527 = weight(abstract_txt:keyword in 3638) [ClassicSimilarity], result of:
0.05466527 = score(doc=3638,freq=1.0), product of:
0.23179345 = queryWeight, product of:
2.1013393 = boost
6.037405 = idf(docFreq=286, maxDocs=44218)
0.018270677 = queryNorm
0.23583613 = fieldWeight in 3638, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.037405 = idf(docFreq=286, maxDocs=44218)
0.0390625 = fieldNorm(doc=3638)
0.36 = coord(9/25)
-
Tunender, H.; Ervin, J.: How to succeed in promoting your Web site : the impact of search engine registration on retrieval of a World Wide Web site (1998)
0.14
0.1420538 = sum of:
0.1420538 = product of:
0.5918908 = sum of:
0.066620156 = weight(abstract_txt:performed in 6756) [ClassicSimilarity], result of:
0.066620156 = score(doc=6756,freq=1.0), product of:
0.10566112 = queryWeight, product of:
1.0032016 = boost
5.7646422 = idf(docFreq=376, maxDocs=44218)
0.018270677 = queryNorm
0.63050777 = fieldWeight in 6756, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.7646422 = idf(docFreq=376, maxDocs=44218)
0.109375 = fieldNorm(doc=6756)
0.07975219 = weight(abstract_txt:undertaken in 6756) [ClassicSimilarity], result of:
0.07975219 = score(doc=6756,freq=1.0), product of:
0.11912599 = queryWeight, product of:
1.0652066 = boost
6.1209383 = idf(docFreq=263, maxDocs=44218)
0.018270677 = queryNorm
0.66947764 = fieldWeight in 6756, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.1209383 = idf(docFreq=263, maxDocs=44218)
0.109375 = fieldNorm(doc=6756)
0.09617287 = weight(abstract_txt:character in 6756) [ClassicSimilarity], result of:
0.09617287 = score(doc=6756,freq=1.0), product of:
0.13496251 = queryWeight, product of:
1.1338019 = boost
6.515104 = idf(docFreq=177, maxDocs=44218)
0.018270677 = queryNorm
0.7125895 = fieldWeight in 6756, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.515104 = idf(docFreq=177, maxDocs=44218)
0.109375 = fieldNorm(doc=6756)
0.029190078 = weight(abstract_txt:retrieval in 6756) [ClassicSimilarity], result of:
0.029190078 = score(doc=6756,freq=1.0), product of:
0.07679713 = queryWeight, product of:
1.209534 = boost
3.4751394 = idf(docFreq=3720, maxDocs=44218)
0.018270677 = queryNorm
0.38009337 = fieldWeight in 6756, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.4751394 = idf(docFreq=3720, maxDocs=44218)
0.109375 = fieldNorm(doc=6756)
0.029373981 = weight(abstract_txt:results in 6756) [ClassicSimilarity], result of:
0.029373981 = score(doc=6756,freq=1.0), product of:
0.07711934 = queryWeight, product of:
1.2120688 = boost
3.482422 = idf(docFreq=3693, maxDocs=44218)
0.018270677 = queryNorm
0.38088992 = fieldWeight in 6756, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.482422 = idf(docFreq=3693, maxDocs=44218)
0.109375 = fieldNorm(doc=6756)
0.29078153 = weight(abstract_txt:inconsistent in 6756) [ClassicSimilarity], result of:
0.29078153 = score(doc=6756,freq=1.0), product of:
0.3555489 = queryWeight, product of:
2.6025271 = boost
7.4773793 = idf(docFreq=67, maxDocs=44218)
0.018270677 = queryNorm
0.8178384 = fieldWeight in 6756, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
7.4773793 = idf(docFreq=67, maxDocs=44218)
0.109375 = fieldNorm(doc=6756)
0.24 = coord(6/25)
-
Barsky, E.; Bar-Ilan, J.: ¬The impact of task phrasing on the choice of search keywords and on the search process and success (2012)
0.12
0.122648954 = sum of:
0.122648954 = product of:
0.43803197 = sum of:
0.03806866 = weight(abstract_txt:performed in 455) [ClassicSimilarity], result of:
0.03806866 = score(doc=455,freq=1.0), product of:
0.10566112 = queryWeight, product of:
1.0032016 = boost
5.7646422 = idf(docFreq=376, maxDocs=44218)
0.018270677 = queryNorm
0.36029014 = fieldWeight in 455, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.7646422 = idf(docFreq=376, maxDocs=44218)
0.0625 = fieldNorm(doc=455)
0.023589145 = weight(abstract_txt:retrieval in 455) [ClassicSimilarity], result of:
0.023589145 = score(doc=455,freq=2.0), product of:
0.07679713 = queryWeight, product of:
1.209534 = boost
3.4751394 = idf(docFreq=3720, maxDocs=44218)
0.018270677 = queryNorm
0.3071618 = fieldWeight in 455, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4751394 = idf(docFreq=3720, maxDocs=44218)
0.0625 = fieldNorm(doc=455)
0.033711404 = weight(abstract_txt:various in 455) [ClassicSimilarity], result of:
0.033711404 = score(doc=455,freq=1.0), product of:
0.12276222 = queryWeight, product of:
1.5292482 = boost
4.3937173 = idf(docFreq=1484, maxDocs=44218)
0.018270677 = queryNorm
0.27460733 = fieldWeight in 455, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.3937173 = idf(docFreq=1484, maxDocs=44218)
0.0625 = fieldNorm(doc=455)
0.151335 = weight(abstract_txt:eighty in 455) [ClassicSimilarity], result of:
0.151335 = score(doc=455,freq=1.0), product of:
0.26515293 = queryWeight, product of:
1.589201 = boost
9.131938 = idf(docFreq=12, maxDocs=44218)
0.018270677 = queryNorm
0.5707461 = fieldWeight in 455, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.131938 = idf(docFreq=12, maxDocs=44218)
0.0625 = fieldNorm(doc=455)
0.029361086 = weight(abstract_txt:different in 455) [ClassicSimilarity], result of:
0.029361086 = score(doc=455,freq=1.0), product of:
0.12816182 = queryWeight, product of:
1.9136856 = boost
3.6655018 = idf(docFreq=3075, maxDocs=44218)
0.018270677 = queryNorm
0.22909386 = fieldWeight in 455, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.6655018 = idf(docFreq=3075, maxDocs=44218)
0.0625 = fieldNorm(doc=455)
0.07450227 = weight(abstract_txt:title in 455) [ClassicSimilarity], result of:
0.07450227 = score(doc=455,freq=1.0), product of:
0.20828587 = queryWeight, product of:
1.9919366 = boost
5.723078 = idf(docFreq=392, maxDocs=44218)
0.018270677 = queryNorm
0.35769236 = fieldWeight in 455, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.723078 = idf(docFreq=392, maxDocs=44218)
0.0625 = fieldNorm(doc=455)
0.08746443 = weight(abstract_txt:keyword in 455) [ClassicSimilarity], result of:
0.08746443 = score(doc=455,freq=1.0), product of:
0.23179345 = queryWeight, product of:
2.1013393 = boost
6.037405 = idf(docFreq=286, maxDocs=44218)
0.018270677 = queryNorm
0.3773378 = fieldWeight in 455, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.037405 = idf(docFreq=286, maxDocs=44218)
0.0625 = fieldNorm(doc=455)
0.28 = coord(7/25)
-
Cortex, E.M.; Park, S.C.; Kim, S.: ¬The hybrid application of an inductive learning method and a neural network for intelligent information retrieval (1995)
0.12
0.118653156 = sum of:
0.118653156 = product of:
0.5932658 = sum of:
0.036113355 = weight(abstract_txt:retrieval in 4081) [ClassicSimilarity], result of:
0.036113355 = score(doc=4081,freq=3.0), product of:
0.07679713 = queryWeight, product of:
1.209534 = boost
3.4751394 = idf(docFreq=3720, maxDocs=44218)
0.018270677 = queryNorm
0.47024357 = fieldWeight in 4081, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
3.4751394 = idf(docFreq=3720, maxDocs=44218)
0.078125 = fieldNorm(doc=4081)
0.020981416 = weight(abstract_txt:results in 4081) [ClassicSimilarity], result of:
0.020981416 = score(doc=4081,freq=1.0), product of:
0.07711934 = queryWeight, product of:
1.2120688 = boost
3.482422 = idf(docFreq=3693, maxDocs=44218)
0.018270677 = queryNorm
0.27206424 = fieldWeight in 4081, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.482422 = idf(docFreq=3693, maxDocs=44218)
0.078125 = fieldNorm(doc=4081)
0.042139255 = weight(abstract_txt:various in 4081) [ClassicSimilarity], result of:
0.042139255 = score(doc=4081,freq=1.0), product of:
0.12276222 = queryWeight, product of:
1.5292482 = boost
4.3937173 = idf(docFreq=1484, maxDocs=44218)
0.018270677 = queryNorm
0.34325916 = fieldWeight in 4081, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.3937173 = idf(docFreq=1484, maxDocs=44218)
0.078125 = fieldNorm(doc=4081)
0.029598003 = weight(abstract_txt:systems in 4081) [ClassicSimilarity], result of:
0.029598003 = score(doc=4081,freq=1.0), product of:
0.11103985 = queryWeight, product of:
1.7812737 = boost
3.4118783 = idf(docFreq=3963, maxDocs=44218)
0.018270677 = queryNorm
0.26655298 = fieldWeight in 4081, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.4118783 = idf(docFreq=3963, maxDocs=44218)
0.078125 = fieldNorm(doc=4081)
0.46443373 = weight(abstract_txt:inconsistent in 4081) [ClassicSimilarity], result of:
0.46443373 = score(doc=4081,freq=5.0), product of:
0.3555489 = queryWeight, product of:
2.6025271 = boost
7.4773793 = idf(docFreq=67, maxDocs=44218)
0.018270677 = queryNorm
1.3062444 = fieldWeight in 4081, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
7.4773793 = idf(docFreq=67, maxDocs=44218)
0.078125 = fieldNorm(doc=4081)
0.2 = coord(5/25)